Här hittar du pionsällskap från olika delar av världen

Danmark:
http://danskpaeonselskab.dk/

Finland:
https://www.suomenpionistit.fi/

Kanada:

https://peony.ca/

http://pivoinequebec.org/ (Quebec)
https://www.castlegarpeony.com/

Nya Zeeland:
http://www.nzpaeonies.co.nz/

USA:

http://www.americanpeonysociety.org/

https://www.alaskapeonies.org/ (Alaska)
http://www.peonies.org/index.shtml (Kansas/Missouri)
https://sites.google.com/a/peonysocietyofmaine.org/home/ (Maine)
http://midatlanticpeony.org/home.html (Midatlantic)
http://www.midwestpeony.com/ (Midwest)
http://mnpeony.org/ (Minnesota)
https://www.pnwpeony.org/ (Pacific Northwest)
http://wipeonysociety.org/ (Wisconsin)
https://www.facebook.com/duluthpeonysociety/ (FB/Duluth)